Traditional Chinese medicine believes that dry mouth is mostly related to yin deficiency and insufficient fluid, and can be treated with drugs that nourish yin and increase fluid (increase fluid in the body), such as fluid-boosting soup and pulse-sustaining powder, etc. Clinical treatment of dry mouth needs to be analyzed in conjunction with the patient’s physical condition. Clinical treatment of dry mouth, need to be combined with the patient’s physique, condition and other factors to analyze, there is no so-called “dry mouth prescription”. 1. Enhance liquid soup: the formula consists of xuan shen, mai dong, raw rhizoma, has the effect of increasing the water to move the boat, can be used for yangming warm disease, fluid deficiency and intestinal dryness. Symptoms include constipation, dry mouth and thirst. This formula should not be used for constipation caused by Yangming solid heat. 2. Sheng Wei San: This formula is composed of ginseng, maitake, schizandra, and has the efficacy of benefiting qi and generating jin (promoting the production of jin by tonifying qi), astringing yin and stopping sweating (astringing yin and decreasing sweating), and is used in the cases of warmth, summerheat, and qi and yin depletion. It is used in the treatment of dry throat and thirst, excessive sweating and mental fatigue, and body fatigue. This formula should not be used for those with unresolved external evils. For patients with dry mouth, it is recommended to go to regular hospitals for consultation and treatment under the guidance of professional physicians.